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90mm PIR T&G Cavity Wall Sheet Full Fill - Recticel - 1200x450
90mm PIR T&G Cavity Wall Sheet Full Fill - Recticel - 1200x450

90mm PIR T&G Cavity Wall Sheet Full Fill - Recticel - 1200x450

  • Cavity Wall Insulation
  • EcoTherm

  • Free Next Day Delivery (over £500) in the West Midlands
  • Free Standard Delivery (over £500)
  • View our guides for Help & Advice
 (   Ex. VAT) £107.70
 - £534.00
All prices are including VAT

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🚛 Next Day Delivery (West Midlands) – FREE on orders over £500

These specially crafted 90mm PIR insulation boards are engineered to seamlessly fit into cavity walls, offering unmatched thermal resistance and minimising heat transfer. With a thickness of 90mm, they deliver unrivalled insulation performance while maximising space efficiency.

Featuring a tongue and groove design, our 90mm PIR insulation ensures effortless installation and a flawless fit, eliminating any gaps or vulnerable areas in the insulation. With dimensions of 1200x450, our 90mm PIR cavity insulation is perfectly suited for various wall cavity specifications.


  • 90mm, 1200x450 (pack of 10)


    • Superior insulation performance  
    • Environmentally-friendly  
    • Tongue and groove design  
    • Thickness: 90mm  
    • Length: 1200mm  
    • Width: 450mm  
    • Easy installation 
    • Highly versatile
    • Wall Sheet Full Fill  
    • Fire-resistant  
    • Moisture-resistant  

    DISCLAIMER: Please make sure this product meets fire safety regulations for your project. 

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    Frequently Asked Questions

    The 90mm PIR T&G Cavity Wall Sheet Full Fill from Recticel is typically composed of high-quality polyisocyanurate (PIR) foam insulation, known for its excellent thermal properties.

    This insulation board is designed to fit seamlessly into cavity walls, providing superior thermal resistance and reducing heat transfer. Its tongue and groove design ensures a tight fit, eliminating gaps and enhancing insulation performance.Get in touch with our experts to find out more.

    Polyisocyanurate (PIR) insulation materials like this board are generally resistant to moisture and are suitable for use in damp or humid conditions. However, proper construction practices are essential to ensure moisture control in these environments.

    The main difference between the two are their intended applications. The Full Fill insulation is designed for comprehensive cavity wall insulation, completely filling the cavity to maximise thermal performance. In contrast, the Part Fill insulation is typically used to insulate specific sections of the cavity wall, leaving gaps unfilled.

    Free shipping will automatically be applied to all orders over £500. Simply add over £500 to your cart and you will see the discount while checking out.

    Orders under £500 - £50 charge.
    Over £500 is free.

    We typically deliver orders within 2-3 business days of ordering.

    Orders for the West Midlands will be completed in 1 to 2 working days.

    Orders for areas out of the West Midlands will be completed in 3 to 4 working days.

    Orders made after 5pm will be processed on the following working day.

    Our deliveries are typically made between 8am and 5pm, Monday - Friday excluding Bank Holidays (Great Britain).

    We are unable to offer timed deliveries.

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